Mini Heart Cake with Strawberry Filling

Name: Mini Heart Cake with Strawberry Filling
Prep time: 20 min
Cook time: 30 min
Total time: 50 min
Yield: 4 servings
Ingredients: 1 cup all-purpose flour; 1/2 cup granulated sugar; 1/2 cup unsalted butter, softened; 2 large eggs; 1/4 cup milk; 1 teaspoon vanilla extract; 1 teaspoon baking powder; 1/2 teaspoon salt; 1 cup fresh strawberries, hulled and sliced; 1/4 cup granulated sugar; 1 tablespoon cornstarch; 1 tablespoon lemon juice; 1/2 cup unsalted butter, softened; 2 cups powdered sugar; 1 teaspoon vanilla extract; 1-2 tablespoons milk for consistency, as needed

Highlighted under: Baking & Desserts

I love making these Mini Heart Cakes, especially when strawberries are in season. The aroma of fresh strawberries combined with the delicate sweetness of the cake brings an irresistible charm to any occasion. As I crafted this recipe, I paid special attention to the balance between lightness and flavor, ensuring that each bite is not only delicious but also a delightful experience. This mini cake is perfect for sharing and adds a little flair to celebrations, all while being simple enough to whip up on a whim.

Created by

Poppy Walsh

Last updated on 2026-01-12T00:04:12.935Z

When I first tried my hand at baking these Mini Heart Cakes, I didn’t realize how much joy they would bring to my gatherings. The subtle flavor of strawberry filling paired with just the right amount of sweetness creates a bite-sized delight that leaves everyone wanting more. I discovered that blending the strawberries into a smooth filling not only improves texture but elevates the entire cake experience.

One of my favorite tips is to use fresh strawberries for the filling. While frozen can work in a pinch, nothing beats the freshness that really shines through. The vibrant color and the sweet yet slightly tart flavor of fresh strawberries are what make these cakes memorable. I guarantee they’ll steal the show!

        Why You Will Love This Recipe
        Cute heart shape adds a romantic touch
Bursting with fresh strawberry flavor
Perfect for special occasions or a sweet everyday treat

      

The Importance of Fresh Ingredients

Using fresh strawberries is crucial for achieving the vibrant flavor and bright color in your Mini Heart Cakes. The natural sweetness and juiciness of ripe strawberries will enhance the overall taste of the cake and filling. When selecting strawberries, look for firm fruits that are deep red with a sweet aroma. If strawberries are out of season, consider using frozen strawberries; just ensure you thaw and drain them well before use to avoid excess moisture in your filling.

The quality of your butter also plays a significant role in the cake’s texture and flavor. I recommend using high-fat unsalted butter, as it creates a richer mouthfeel while allowing you to control the saltiness. When creaming the butter and sugar, aim for a pale, fluffy mixture; this process incorporates air, contributing to a light and tender cake. If you need a dairy-free option, you can substitute with coconut oil or a dairy-free butter alternative, but keep in mind the flavor profile might change slightly.

Fine-Tuning Texture and Flavor

For a more nuanced flavor, consider adding a dash of almond extract to your cake batter. Almond extract adds a subtle depth that pairs well with the strawberries without overwhelming their natural flavor. Additionally, if you prefer a denser cake, you can substitute in cake flour for all-purpose flour, which will give you a softer crumb.

When frosting the cakes, it’s essential to achieve the right consistency for smooth spreading. Start with room-temperature butter, and add powdered sugar gradually to prevent lumps. If your frosting is too thick, add milk one teaspoon at a time until you reach your desired spreadability. Conversely, if the frosting is too runny, you can mix in more powdered sugar. This control over texture ensures a beautiful finish on your mini cakes.

Ingredients

Gather the following ingredients to create these delightful Mini Heart Cakes:

For the Cake:

1 cup all-purpose flour
1/2 cup granulated sugar
1/2 cup unsalted butter, softened
2 large eggs
1/4 cup milk
1 teaspoon vanilla extract
1 teaspoon baking powder
1/2 teaspoon salt

For the Strawberry Filling:

1 cup fresh strawberries, hulled and sliced
1/4 cup granulated sugar
1 tablespoon cornstarch
1 tablespoon lemon juice

For the Frosting:

1/2 cup unsalted butter, softened
2 cups powdered sugar
1 teaspoon vanilla extract
1-2 tablespoons milk for consistency, as needed

Once you have all your ingredients ready, let’s get started with the baking process!

Instructions

Follow these steps to create your Mini Heart Cakes:

Prepare the Strawberry Filling

In a saucepan over medium heat, combine the sliced strawberries, granulated sugar, cornstarch, and lemon juice. Cook until the mixture starts to thicken, about 5 minutes. Remove from heat and let it cool.

Make the Cake Batter

In a large bowl, cream together the softened butter and granulated sugar until light and fluffy. Beat in the eggs, one at a time, then add the milk and vanilla. Mix in the flour, baking powder, and salt until smooth.

Bake the Cakes

Preheat the oven to 350°F (175°C). Grease and flour heart-shaped cake molds. Pour the batter evenly into the molds and bake for 20-25 minutes, or until a toothpick inserted comes out clean.

Allow to cool in the molds for 10 minutes before transferring to a wire rack.

Assemble the Mini Heart Cakes

Once the cakes are completely cool, level the tops if necessary. Spread a layer of strawberry filling on top of one cake base, then place another cake on top. Repeat for all layers. Frost each mini cake with your prepared frosting.

Enjoy your beautifully crafted Mini Heart Cakes with friends and family!

Pro Tips

For an added touch, sprinkle powdered sugar over the finished cakes or garnish with fresh strawberries on top before serving.

Make-Ahead Tips

These Mini Heart Cakes can be made in advance, allowing you to save time on the day of your event. The cakes themselves can be baked, cooled, and stored in airtight containers at room temperature for up to two days. For longer storage, freeze the unassembled cakes in a single layer, wrapped tightly in plastic wrap, for up to a month. Simply thaw them in the refrigerator before assembly and frosting.

The strawberry filling can also be prepared ahead of time. Once it has cooled, store it in the refrigerator in a sealed container for up to three days. If you notice any separation due to cooling, simply give it a light stir before using it in the assembly. This make-ahead strategy allows you to enjoy a stress-free baking experience while still serving fresh, delicious cakes.

Serving and Pairing Suggestions

These Mini Heart Cakes are not only visually appealing but also versatile in serving. You can plate them individually and dust with powdered sugar for an elegant touch. Pair them with a scoop of vanilla ice cream or a dollop of whipped cream to complement the fruity flavor. Fresh mint leaves can be added for a touch of color and freshness, enhancing the aesthetic and taste.

For a themed celebration, consider adding chocolate drizzles or sprinkles to the frosting. This can add a fun twist and visual interest. If you're serving them at a larger gathering, they can also double as a delightful centerpiece. Consider arranging them on a tiered cake stand for an impressive display that allows guests to indulge while also enjoying their cuteness.

Questions About Recipes

→ Can I use frozen strawberries for the filling?

Yes, but fresh strawberries will provide a better flavor and texture.

→ How can I store leftover cakes?

Store in an airtight container in the refrigerator for up to 3 days.

→ Can I make the cake batter ahead of time?

Yes, you can refrigerate the batter for up to a day before baking.

→ What can I substitute for eggs?

You can use unsweetened applesauce or mashed bananas as egg substitutes in this recipe.